gan3
  1. to overtake; to catch up with
  2. to hurry; to rush
  3. to try to catch (the bus etc)
  4. to drive (cattle etc) forward; to drive (sb) away
  5. to avail oneself of (an opportunity)
  6. until; by (a certain time)

Examples

你最好乘出租車去,不然可能會趕不及。
你看人家,做按摩,浴足,瘦身,赶时尚新潮还来不及。
我起了个大早为了赶第一班火车。
「喂,宿舍甚麼時候鎖門?」「九點。」「糟了,我們不跑回去的話就趕不及了!」
湯姆到了現在還沒來,說不定是沒趕上火車。

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